Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Varlamoffite & Turquoise Var Rashleighite

Views:
Watches:
SHS65695

Varlamoffite & Turquoise Var Rashleighite

Description Tabs

Description
Locality: 
Gunheath Pit, St Austell, Cornwall, United Kingdom
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.3 × 4.8 × 3.5 cm
Description

Yellow varlamoffite and blue rashleighite in matrix

Mineral Data
What's on the rock

Varlamoffite

Formula: 
(Sn,Fe)(O,OH)2
Strunz: 
4.DB.05
Hardness: 
6 - 6.5
Colour: 
Yellow
Streak: 
Light Yellow
Type Locality: 
Kalima, Maniema, Democratic Republic of Congo (Zaïre)

Turquoise

Formula: 
Cu(Al,Fe3+)6(PO4)4(OH)8·4H2O
Strunz: 
8.DD.15
Crystal System: 
Triclinic
Hardness: 
5.0 - 6.0

Rashleighite

Variety Of: 

Turquoise

Formula: 
Cu(Al,Fe3+)6(PO4)4(OH)8·4H2O
Strunz: 
8.DD.15
Hardness: 
5.0 - 6.0
Formula: 
Cu(Al,Fe)6(PO4)4(OH)8·5H2O
Hardness: 
0.0